Heroin Abuse
Witnesses appear before a House Judiciary subcommittee about the growing use of heroin among teens and examine solutions to deal with the problem, including a community-based diversion program in Santa Fe, N.M.

Middle Class
Sen. Elizabeth Warren (D-Mass.), Rep. Elijah Cummings (D-Md.), and former House Speaker Newt Gingrich (R-Ga.) talk about how federal investments into scientific research could impact the middle class at an event on Capitol Hill.

Anthrax
Defense, Health and Human Services, CDC, and Government Accountability Office officials give testimony at a House subcommittee hearing on live anthrax specimens that were accidentally transferred to several laboratories in the U.S. and abroad.

Avian Flu Response
USDA and state officials give testimony at a House Agriculture subcommittee hearing on the federal and state response to avian influenza.